1 Center for the Study of Healthcare Innovation, Implementation and Policy, Veterans Affairs Greater Los Angeles Healthcare System, 11301 Wilshire Blvd (151), Los Angeles, CA, 90073, USA. Claire.O'Hanlon@va.gov.
2 Center for the Study of Healthcare Innovation, Implementation and Policy, Veterans Affairs Greater Los Angeles Healthcare System, UCLA David Geffen School of Medicine, Division of Digestive Diseases, 11301 Wilshire Blvd (151), Los Angeles, CA, 90073, USA.